JUnit 5 Tutorials

JUnit 5 = JUnit Platform + JUnit Jupiter + JUnit Vintage

P.S JUnit 5 requires Java 8 (or higher) at runtime

1. JUnit 5 + Maven

See this full JUnit 5 + Maven examples.

<dependency>
	<groupId>org.junit.jupiter</groupId>
	<artifactId>junit-jupiter-engine</artifactId>
	<version>5.5.2</version>
	<scope>test</scope>
</dependency>

<build>
    <plugins>
		<plugin>
			<groupId>org.apache.maven.plugins</groupId>
			<artifactId>maven-surefire-plugin</artifactId>
			<version>3.0.0-M3</version>
		</plugin>
	</plugins>
</build>

P.S The maven-surefire-plugin must be at least version 2.22.0

2. JUnit 5 + Gradle

See this full JUnit 5 + Gradle examples.

plugins {
	id 'java'
	id 'eclipse' // optional, for Eclipse project
	id 'idea'	 // optional, for IntelliJ IDEA project
}

repositories {
	mavenCentral()
}

dependencies {
	testImplementation('org.junit.jupiter:junit-jupiter:5.5.2')
}

test {
	useJUnitPlatform()
}

3. JUnit 5 Tests

• JUnit 5 @DisplayName
• JUnit 5 Assumptions
• JUnit 5 @Disabled
• JUnit 5 Conditional Test Examples
• JUnit 5 Tagging and Filtering, @Tag
• JUnit 5 Test Execution Order, @TestMethodOrder
• JUnit 5 Nested Tests
• JUnit 5 Repeated Tests
• JUnit 5 Run tests from console
• JUnit 5 Parameterized Tests
• JUnit 5 Timeouts
• JUnit 5 Expected Exceptions
• JUnit 5 Assertions

4. Third-party Assertion Libraries

• JUnit 5 + AssertJ
• JUnit 5 + Hamcrest
• JUnit 5 + Truth

5. Integration

• JUnit 5 + JUnit 4 together
• JUnit 5 + Mockito
• JUnit 5 + Spring Boot
• JUnit 5 + https://cucumber.io/

Download Source Code

References

• JUnit 5 Official Website
• JUnit 5 User Guide
• JUnit 5 samples repository
• A Guide to JUnit 5
• Testing in Java & JVM projects